CALCS PROC030
BEAM, WIDE FLANGES, SHEAR LAG

NOTATION

b'/b 1eff.width factor, cantilever with point force
b'/b 2ewf, cantilever with udl
b'/b 3ewf, s.s.beam with point force
b'/b 4ewf, s.s.beam with udl
b' 15effective width, stability limited, box beam
b' 6effective width, stability limited, box beam
llength, span
bbreadth, flange plate
tthickness, flange plate

APPLICATION

used in

OUTPUT

flange plate effectivity

SEE ALSO

PROC014 PROC022

THEORY

Roark5, Page 192

GUIDANCE

guidance notes

INPUT FORMAT

LET Nm=:Nk=:l=:b=:t=:fd=:PROC030

EXAMPLE

Call Statement

LET Nm=1:Nk=1:l=109:b=56:t=1.6:fc=1.5:PROC030

Output

PROC030 BEAM, WIDE FLANGES, SHEAR LAG, Rev 290995
b1= .0175*(l/b)^3-.121*(l/b)^2+.4737*(l/b)+.2075= 0.8002
b2= .004317*(l/b)^3-.06321*(l/b)^2+.3349*(l/b)+.1752= 0.6194
b3= .003883*(l/b)^3-.06078*(l/b)^2+.3491*(l/b)+.08431= 0.5622
b4= .006105*(l/b)^3-.09155*(l/b)^2+.4815*(l/b)+.04497= 0.6804
b15= .85*t*SQR(E(Nm)/fc)= 50.52
b6= .60*t*SQR(E(Nm)/fc)= 35.66
END030